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CVE-2009-3889

Status Candidate

Overview

The dbg_lvl file for the megaraid_sas driver in the Linux kernel before 2.6.27 has world-writable permissions, which allows local users to change the (1) behavior and (2) logging level of the driver by modifying this file.

Related Files

Debian Linux Security Advisory 2005-1
Posted Mar 1, 2010
Authored by Debian | Site debian.org

Debian Linux Security Advisory 2005-1 - Several vulnerabilities have been discovered in the Linux kernel that may lead to a denial of service, sensitive memory leak or privilege escalation. Note that this advisory says DSA-2004-1 but it is actually DSA-2005-1.

tags | advisory, denial of service, kernel, vulnerability, memory leak
systems | linux, debian
advisories | CVE-2009-2691, CVE-2009-2695, CVE-2009-3080, CVE-2009-3726, CVE-2009-3889, CVE-2009-4005, CVE-2009-4020, CVE-2009-4021, CVE-2009-4138, CVE-2009-4308, CVE-2009-4536, CVE-2009-4538, CVE-2010-0003, CVE-2010-0007, CVE-2010-0291, CVE-2010-0410, CVE-2010-0415, CVE-2010-0622
MD5 | 6df548355a759babe2620aa7553824b3
Ubuntu Security Notice 864-1
Posted Dec 5, 2009
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 864-1 - Kernel packages have been updated. It was discovered that the AX.25 network subsystem did not correctly check integer signedness in certain setsockopt calls. Jan Beulich discovered that the kernel could leak register contents to 32-bit processes that were switched to 64-bit mode. Dave Jones discovered that the gdth SCSI driver did not correctly validate array indexes in certain ioctl calls. Eric Dumazet and Jiri Pirko discovered that the TC and CLS subsystems would leak kernel memory via uninitialized structure members. Earl Chew discovered race conditions in pipe handling. There are about a dozen other issues also addressed.

tags | advisory, kernel
systems | linux, ubuntu
advisories | CVE-2009-2909, CVE-2009-2910, CVE-2009-3080, CVE-2009-3228, CVE-2009-3547, CVE-2009-3612, CVE-2009-3613, CVE-2009-3620, CVE-2009-3621, CVE-2009-3623, CVE-2009-3624, CVE-2009-3638, CVE-2009-3722, CVE-2009-3725, CVE-2009-3726, CVE-2009-3888, CVE-2009-3889, CVE-2009-3939
MD5 | e38ae4ed3f25d183f262c2fe08d3961a
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